Agent Monitoring

This section describes the types, names, and meanings of Agent monitoring metrics collected by APM.

Table 1 Agent monitoring metrics

Category

Metric

Name

Description

Unit

Data Type

Default Aggregation Mode

Probe data (detail: probe data metric set)

type

type

Type of data reported by the probe

-

ENUM

LAST

discardBytes

discardBytes

Number of discarded bytes

Byte

INT

SUM

discardCount

discardCount

Number of times that the type of data is discarded

-

INT

SUM

errorBytes

errorBytes

Number of bytes that fail to be sent

Byte

INT

SUM

errorCount

errorCount

Number of times that the type of data fails to be sent

-

INT

SUM

maxBytes

maxBytes

Maximum number of sent bytes

Byte

INT

MAX

maxQueueSize

maxQueueSize

Maximum length of the sending queue

-

INT

MAX

sendBytes

sendBytes

Number of successfully sent bytes

Byte

INT

SUM

sendCount

sendCount

Number of times that the type of data is successfully sent

-

INT

SUM

sendTotalTime

sendTotalTime

Total sending time of the data type

ms

INT

SUM

slowTime

slowTime

Maximum sending time of the data type

ms

INT

MAX

Exception (exception: exception metric set)

causeType

causeType

Exception class

-

ENUM

LAST

type

type

Exception type

-

ENUM

LAST

count

count

Number of exceptions

-

INT

SUM

message

message

Exception message

-

STRING

LAST

stackTrace

stackTrace

Exception stack

-

CLOB

LAST

Server connection monitoring (transfer: server connection monitoring metric set)

host

host

Host information

-

ENUM

LAST

connectIp

connectIp

Connection IP address

-

STRING

LAST

ipList

ipList

All IP addresses

-

STRING

LAST

isConnected

isConnected

Connected or not

-

INT

LAST

rt

rt

Response time

ms

INT

AVG

Queue monitoring (repository: queue monitoring metric set)

monitorQueueSize

monitorQueueSize

Size of the monitoring data queue

-

INT

SUM

monitorObjectSize

monitorObjectSize

Memory size of the monitoring data

-

INT

SUM

traceQueueSize

traceQueueSize

Size of the trace data queue

-

INT

SUM

traceObjectSize

traceObjectSize

Memory size of the trace data

-

INT

SUM